“There must be a threat, there must be a risk, there must be a price, otherwise we will be in negotiations that will not end well and, inevitably, will have economic and human consequences,”

And from Germany:

"She appealed to German firms to show a united front with EU governments in negotiations over Britain’s departure from the bloc, urging them to support the principle of “full access to the single market only in exchange for signing up to the four freedoms”.

"If any country was allowed an exception, she said, “you can imagine how all countries will put conditions on free movement with other countries. And that would create an extremely difficult situation.”

==> All pretty standard & reasonable I would have thought in terms of setting out a negotiating position (from the EU point of view)..